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China tests grid fins with launch of Gaofen-7 imaging satellite


China tests grid fins with launch of Gaofen-7 imaging satellite A Chinese Long March 4B delivered an Earth observation into orbit satellite late Saturday, with grid fins guiding the descent of the rocket’s first stage. The launch took place at 11:22 p.m. at the Taiyuan Satellite Launch Center in north China. For the first time the Long March 4B first stage carried a grid fin system to constrain the area in which it falls.   More



(Source: SpaceNews - Nov 6)

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